Meet the CLSI guidelines for urine,
GP-16A2, recommend the use of a primary collection
*container that holds at least 50 mL, has a wide base and an opening of at least 4 cm
*containers that are made of break-resistant plastic
*should have a secure lid and be leak-resistent /leak-proof
CLSI guidelines GP-16A2, Volume 21, No. 19, Urinalysis and Collection, Transportation, and Preservation of Urine Specimens; Approved Guideline-Second Edition, p. 4-21.